Unknownreported this bug
Summary
When trying to use the "/mm spawners create" or basically any command associated with spawners gives the same error "An internal error occurred while attempting to perform this command"
Steps to reproduce
I can't use some of Myticmobs commands these are the commands that are not working https://pastebin.com/e49BGJNf
Current behavior
I can't spawn mobs I need to spawn it manually, there is no big effect other then
Intended correct behavior
spawn the mob at the dedicated coordinates and world, and use the spawner commands
Server log file
Debug log snippet
Proposed fixes
fix the commands somehow.